Vending counter, especially a refrigerated one

摘要

The sales cabinet includes a filter (15) through which an airflow (7) is passed to filter out bacteria etc. The filter is arranged at least in part in a static electrical or magnetic field; its material can form the positive pole of the electrical field. The filter can be attached to the positive pole and a support (16) for the filter can be attached to the negative pole of a DC voltage source.